KRU – rectangular regulating and shut-off damper is designed for closing air ducts and adjusting the air flow in ventilation systems.
KRU – sealed regulating and shut-off damper with thermally insulated blades.
Air tightness class 4 (EN 1751).
Product label: KRU-25 B x H
KRU Regulating and shut-off damper
NORDdamper
Versions
KRU – sealed regulating and shut-off damper.KRU-25 – sealed regulating and shut-off damper with thermally insulated blades, the measured thermal transmittance Ud = 2,5 W/(m2K).KRU-23 – sealed regulating and shut-off damper with thermally insulated blades and an thermally insulated external casing, the measured thermal transmittance Ud=2,3 W/(m2K).
For more information contact our specialists
Tuukka Karlsson
Product Group Manager
NORDexternal, NORDduct, NORDsilencer, NORDdoor, NORDdiffuser & NORDgrille